20024 search results - page 447 / 4005 » Database Management Systems |
135
Voted
CAS
2005
15 years 4 months ago
2005
In this paper, we present a new method to estimate null values in relational database systems based on genetic algorithms. It can tune the membership functions of the linguistic v...
152
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PODS
2010
ACM
15 years 6 months ago
2010
ACM
We study highly expressive query languages such as datalog, fixpoint, and while-languages on probabilistic databases. We generalize these languages such that computation steps (e....
148
Voted
ICMCS
2005
IEEE
15 years 10 months ago
2005
IEEE
One of the major issues raised by Digital Rights Management systems concerns the protection of the user’s privacy and anonymous consumption of content. However, most existing li...
181
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IJCIM
2002
15 years 4 months ago
2002
Currently, the challenge of implementing a product data management system (PDMS) is how to ensure system integration and product data exchange is shared between heterogeneous syste...
139
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ICDE
1994
IEEE
15 years 9 months ago
1994
IEEE
During the past few years, several studies have been made on the performance of real-time database systems with respect to the number of transactions that miss their deadlines. Th...